package net.minecraft.util;

import java.util.regex.Pattern;

public class StringUtils {
	private static final Pattern patternControlCode = Pattern.compile("(?i)\\u00A7[0-9A-FK-OR]");

	/**
	 * Returns the time elapsed for the given number of ticks, in "mm:ss" format.
	 */
	public static String ticksToElapsedTime(int ticks) {
		int i = ticks / 20;
		int j = i / 60;
		i = i % 60;
		return i < 10 ? j + ":0" + i : j + ":" + i;
	}

	public static String stripControlCodes(String p_76338_0_) {
		return patternControlCode.matcher(p_76338_0_).replaceAll("");
	}

	/**
	 * Returns a value indicating whether the given string is null or empty.
	 */
	public static boolean isNullOrEmpty(String string) {
		return org.apache.commons.lang3.StringUtils.isEmpty(string);
	}
}
